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Differential D8644 Diff 23473 head/lib/libstand/write.c

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head/lib/libstand/write.c

Show First 20 Lines • Show All 76 Lines • ▼ Show 20 Lineswrite(fd, dest, bcount)
if ((unsigned)fd >= SOPEN_MAX || !(f->f_flags & F_WRITE)) { if ((unsigned)fd >= SOPEN_MAX || !(f->f_flags & F_WRITE)) {
errno = EBADF; errno = EBADF;
return (-1); return (-1);
} }
if (f->f_flags & F_RAW) { if (f->f_flags & F_RAW) {
twiddle(4); twiddle(4);
errno = (f->f_dev->dv_strategy)(f->f_devdata, F_WRITE, errno = (f->f_dev->dv_strategy)(f->f_devdata, F_WRITE,
btodb(f->f_offset), 0, bcount, dest, &resid); btodb(f->f_offset), bcount, dest, &resid);
if (errno) if (errno)
return (-1); return (-1);
f->f_offset += resid; f->f_offset += resid;
return (resid); return (resid);
} }
resid = bcount; resid = bcount;
if ((errno = (f->f_ops->fo_write)(f, dest, bcount, &resid))) if ((errno = (f->f_ops->fo_write)(f, dest, bcount, &resid)))
return (-1); return (-1);
return (bcount - resid); return (bcount - resid);
} }